A verbal is a verb that acts like a different part of speech. Infinitives, gerunds, and participles are all types of verbals. An infinitive is a verbal consisting of to + a verb, and it acts like a subject, direct object, subject complement, adjective, or adverb in a sentence.
HeadOn is the brand name of a topical product claimed to relieve headaches. It achieved widespread notoriety in 2006 as a result of a repetitive commercial, consisting only of the tagline HeadOn. Apply directly to the forehead, stated three times in succession.
Buckethead is famous for wearing a KFC bucket on his head, emblazoned with an orange bumper sticker reading FUNERAL in capital black block letters, and an expressionless plain white mask, which, according to Buckethead, was inspired by his seeing Halloween 4: The Return of Michael Myers.